import streamlit as st

def validate_file(uploaded_file, max_size_mb):
    """
    Validates the uploaded file size.
    :param uploaded_file: The uploaded file object.
    :param max_size_mb: The maximum allowed file size in MB.
    :return: True if file size is within limit, else False.
    """
    max_size_bytes = max_size_mb * 1024 * 1024  # Convert MB to Bytes
    if uploaded_file.size > max_size_bytes:
        return False
    return True